dan hurd: i'm ashamed of that, and i don't want this to continue for my daughter. brenda kealing: prop 38 is going to bring a lot of money to our schools. suzan solomon: the money stays at the school site. cade derry: what i would really like to see is that the teachers... that were laid off come back to the school. navaz hurd: a smaller class size. navaz hurd: as a mom i want that. as a teacher i want that. prop 38 is an opportunity of a generation. >> pelley: there's new research showing an experimental drug may slow the mental decline of some showle with alzehimer's disease. tests show it can slow memory loss 34% in patients with mild alzheimer's. ith results were announced today yt a conference in boston, but but tests are needed before the neededan be approved. so far so good for america's first private space mission. the space x dragon capsule theted off last night from dragona. last nanned ship should reach sh international space station te wednesday. it's carrying half a ton of supplies and experiments. liesn mars, the "curiosity" rover took its first scoop